A simple game

simple-game.kojo

// a simple game - you need to keep the rectangle within the canvas
// the rectangle moves and grows in size; its speed goes up as its size increases
// you can rotate it by pressing the 'P' key; you can make it smaller by clicking on it
cleari()
drawStage(black)
val rect = fillColor(lightGray) * penColor(lightGray) -> PicShape.rect(40, 60)
draw(rect)
animate { 
    rect.translate(1, 0)
    rect.scale(1.001)
    if (isKeyPressed(Kc.VK_P)) {
        rect.rotate(1)
    }
    if (rect.collidesWith(stageBorder)) {
        rect.setFillColor(red)
        stopAnimation()
    }
}
rect.onMouseClick { (x, y) =>
    rect.scale(0.9)
}
activateCanvas()

HI